A vehicle-side receptacle unit is described that is positionable on an underside of an electrical vehicle (EV) and a method for operating such unit. The vehicle-side receptacle facilitates hands-free connection of a vehicle-side electrical connector with a floor unit electrical connector of a floor-positioned recharging unit. The vehicle-side receptacle unit includes a unit frame including a ground-facing surface, a sliding cover including a leading edge, and a gap containing an interface of the vehicle-side electrical connector. The sliding cover is arranged to linearly slide on a plane parallel with the ground-facing surface to guide, using the leading edge, a shuttle carrying the floor unit electrical connector toward the gap to facilitate a mating of corresponding electrical contacts of the vehicle-side electrical connector and the floor unit electrical connector.
Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A vehicle-side receptacle unit for an electric vehicle (EV) positioned on a ground surface, the vehicle-side receptacle unit positionable on an underside of the EV to facilitate hands-free connection of a vehicle-side electrical connector with a floor unit electrical connector of a floor-positioned recharging unit, the vehicle-side receptacle unit comprising: a unit frame defining a longitudinal direction, a transverse direction, and a vertical direction, the unit frame including a ground-facing surface; a motor driven sliding cover supported by, and slidably disposed on, the unit frame plane-parallel with, and spaced vertically from, the ground-facing surface, the sliding cover including a transverse leading edge facing one longitudinal end of the unit frame; and a gap defined between two unit frame surfaces extending vertically away from two respective portions of the ground-facing surface proximal the one longitudinal end, the gap containing an interface of the vehicle-side electrical connector, wherein the sliding cover is arranged to linearly slide longitudinally toward the one longitudinal end to guide, using the leading edge, a shuttle carrying the floor unit electrical connector toward the gap to facilitate a mating of corresponding electrical contacts of the vehicle-side electrical connector and the floor unit electrical connector.
This invention relates to a vehicle-side receptacle unit for electric vehicles (EVs) designed to enable hands-free electrical connection with a floor-mounted recharging system. The unit is positioned on the underside of an EV to align with a floor-positioned recharging unit, allowing automated coupling of electrical connectors without manual intervention. The receptacle unit includes a frame defining longitudinal, transverse, and vertical directions, with a ground-facing surface. A motor-driven sliding cover is mounted parallel to and spaced above the ground-facing surface, capable of sliding longitudinally. The cover has a transverse leading edge that faces one end of the frame. A gap is formed between two vertical frame surfaces near the leading edge, housing the interface of the vehicle-side electrical connector. When the sliding cover moves toward the leading edge, it guides a shuttle carrying the floor unit’s electrical connector into the gap, aligning and mating the connectors’ electrical contacts for recharging. This system automates the charging process, eliminating the need for manual plugging and unplugging.
2. The vehicle-side receptacle unit of claim 1 wherein the unit frame further comprises an end-wall, and wherein the end-wall is configured to cooperate with the leading edge of the sliding cover to form a groove for guiding the shuttle along a path defined by the groove that leads to the gap.
This invention relates to a vehicle-side receptacle unit designed for secure and guided electrical connections, particularly for charging or data transfer systems. The unit addresses the challenge of ensuring precise alignment and protection of the electrical contacts during connection and disconnection processes, which is critical for reliability and safety in automotive applications. The receptacle unit includes a frame with an end-wall that forms a groove in cooperation with the leading edge of a sliding cover. This groove serves as a guide for a shuttle component, directing it along a predefined path toward a gap in the frame. The shuttle likely carries electrical contacts or connectors, and the groove ensures smooth, controlled movement to prevent misalignment or damage during insertion or removal. The sliding cover likely protects the contacts when not in use, sliding open to expose them when the shuttle is engaged. The end-wall and groove mechanism enhance durability and precision, reducing wear and ensuring consistent performance over repeated use. This design is particularly useful in environments where vibration, dust, or moisture could otherwise compromise electrical connections. The overall system likely integrates with a mating connector on a charging station or another vehicle, forming a robust interface for power or data transfer.
3. The vehicle-side receptacle unit of claim 2 , wherein the gap is positioned at an end of the groove.
This invention relates to a vehicle-side receptacle unit for a charging system, specifically addressing the challenge of securely and efficiently connecting a charging plug to a vehicle. The receptacle unit includes a housing with a groove designed to receive a charging plug. A gap is positioned at the end of the groove to facilitate alignment and insertion of the plug, ensuring proper engagement while preventing misalignment or damage during connection. The groove and gap are configured to guide the plug into the correct position, enhancing the reliability of the charging process. The receptacle unit may also include additional features, such as locking mechanisms or sealing elements, to maintain a secure and weather-resistant connection. The design ensures compatibility with standard charging plugs while improving durability and ease of use. This solution is particularly useful in electric vehicles where reliable and efficient charging is critical. The gap at the groove's end helps reduce insertion force and improves user experience by minimizing the risk of plug misalignment. The overall structure is optimized for both mechanical stability and electrical performance, ensuring consistent charging efficiency.
4. The vehicle-side receptacle unit of claim 2 wherein the leading edge overlaps an upper edge of the end-wall when the sliding cover is in a closed position.
This invention relates to a vehicle-side receptacle unit designed for secure and weather-resistant electrical connections, particularly for charging electric vehicles. The problem addressed is ensuring a reliable and protected connection between a vehicle and an external power source, such as a charging cable, while preventing water or debris ingress when the receptacle is not in use. The receptacle unit includes a sliding cover that moves between open and closed positions to expose or conceal the electrical contacts. In the closed position, the sliding cover's leading edge overlaps the upper edge of the end-wall, creating a barrier that enhances sealing. This overlapping design ensures that the interface between the cover and the end-wall is shielded from environmental elements, reducing the risk of contamination or damage to the internal components. The sliding mechanism allows for smooth operation, while the overlapping structure provides an additional layer of protection against moisture and dust. This configuration is particularly useful in outdoor or harsh environments where exposure to weather conditions is common. The receptacle unit may also include additional features, such as locking mechanisms or alignment guides, to ensure proper engagement with the external connector. The overall design prioritizes durability, ease of use, and long-term reliability for vehicle charging applications.
5. The vehicle-side receptacle unit of claim 1 wherein the ground-facing surface is rectangular.
A vehicle-side receptacle unit is designed for use in electric vehicle charging systems, particularly for aligning and connecting with a charging cable. The unit includes a ground-facing surface that interfaces with a charging cable connector. This surface is rectangular in shape, ensuring precise alignment and stable mechanical connection during charging. The rectangular design helps prevent misalignment and improves durability by distributing contact forces evenly. The unit may also include features for securing the charging cable, such as locking mechanisms or alignment guides, to enhance reliability during charging operations. The ground-facing surface may be integrated with electrical contacts or sensors to verify proper connection before power transfer begins. This design ensures efficient and safe charging by maintaining consistent contact between the vehicle and the charging cable. The rectangular shape simplifies manufacturing and reduces wear over repeated use. The unit may be part of a larger charging system that includes communication protocols for monitoring connection status and power transfer. The invention addresses challenges in electric vehicle charging, such as ensuring reliable connections and preventing damage from misalignment or environmental factors. The rectangular ground-facing surface is a key innovation that improves both functionality and longevity of the charging interface.
6. The vehicle-side receptacle unit of claim 1 wherein the ground-facing surface has a tapered profile that narrows to a width of the gap.
This invention relates to a vehicle-side receptacle unit designed for charging electric vehicles. The unit addresses the challenge of ensuring a secure and efficient connection between the vehicle and a charging station while accommodating variations in alignment during the charging process. The receptacle unit includes a ground-facing surface with a tapered profile that narrows to the width of a gap between the vehicle and the charging station. This tapered design allows for self-alignment, ensuring proper contact even if the vehicle is not perfectly positioned. The unit may also include a housing with a cavity to receive a charging plug, a locking mechanism to secure the plug, and a sealing element to prevent environmental contamination. The tapered profile helps guide the charging plug into the correct position, reducing misalignment issues and improving charging reliability. The invention aims to enhance the durability and performance of electric vehicle charging systems by ensuring consistent and stable connections.
7. The vehicle-side receptacle unit of claim 1 wherein the unit frame and the sliding cover are arranged to form a closed space when the sliding cover is in a closed position.
This invention relates to a vehicle-side receptacle unit designed for secure and weatherproof electrical connections, particularly for charging electric vehicles. The unit addresses the problem of exposure to environmental elements, such as dust, water, and debris, which can damage electrical contacts or disrupt charging operations. The receptacle unit includes a unit frame and a sliding cover that, when in a closed position, form a fully enclosed space. This sealed configuration protects internal components from external contaminants and harsh weather conditions. The sliding cover moves between open and closed positions to allow access to the electrical contacts when needed, ensuring reliable and safe charging. The design ensures that the receptacle remains functional and durable in various environmental conditions, enhancing the longevity and performance of the charging system. The closed space formed by the unit frame and sliding cover prevents ingress of foreign particles, maintaining the integrity of the electrical connections. This solution is particularly useful in outdoor or exposed environments where protection against environmental factors is critical.
8. The vehicle-side receptacle unit of claim 7 further comprising: an electronics compartment, and wherein the electronics compartment is positioned within the closed space formed by the unit frame and the sliding cover in the closed position.
This invention relates to a vehicle-side receptacle unit designed for secure and weatherproof electrical connections, particularly for charging electric vehicles. The problem addressed is the need for a robust, tamper-resistant, and environmentally sealed receptacle that can withstand harsh conditions while providing reliable electrical connectivity. The receptacle unit includes a unit frame that defines a closed space when a sliding cover is in a closed position. The sliding cover is movable between open and closed positions to allow or prevent access to the receptacle. The unit frame and sliding cover are configured to form a sealed enclosure when closed, protecting internal components from moisture, dust, and physical tampering. Additionally, the receptacle unit includes an electronics compartment positioned within the sealed space formed by the unit frame and sliding cover. This compartment houses electronic components necessary for controlling or monitoring the electrical connection, such as circuit protection devices, communication modules, or power management systems. By integrating the electronics compartment within the sealed space, the design ensures that these components remain protected from environmental hazards while maintaining secure electrical connectivity. The sliding cover is designed to slide along the unit frame, providing a smooth and reliable mechanism for opening and closing the receptacle. The unit frame and sliding cover may include interlocking features or sealing elements to enhance the integrity of the sealed enclosure. This design ensures that the receptacle remains functional and secure in various operating conditions, including exposure to rain, snow, or other environmental factors.
9. The vehicle-side receptacle unit of claim 1 wherein the leading edge is disposed a distance from the ground-facing surface that exceeds a height of the shuttle.
This invention relates to a vehicle-side receptacle unit for an automated charging system, specifically addressing the challenge of aligning and connecting a shuttle-based charging mechanism with a vehicle's receptacle. The system involves a shuttle that moves along a track to engage with a vehicle-side receptacle, ensuring proper alignment for electrical charging. The receptacle unit includes a leading edge that guides the shuttle into position. The leading edge is positioned at a height above the ground-facing surface of the receptacle that exceeds the height of the shuttle itself. This design ensures that the shuttle can smoothly and accurately engage with the receptacle without interference, improving reliability and reducing misalignment during the charging process. The receptacle unit may also include features such as a guide surface to further assist in aligning the shuttle, and a locking mechanism to secure the connection once engaged. The system is designed for use in automated charging applications where precise alignment is critical for efficient and safe energy transfer.
10. The vehicle-side receptacle unit of claim 1 wherein the gap has a width sufficient to accommodate insertion of the floor unit electrical connector to achieve a mating relationship with the vehicle-side electrical connector.
This invention relates to a vehicle-side receptacle unit designed for connecting with a floor unit electrical connector, addressing the challenge of ensuring proper alignment and secure electrical mating between the two components. The receptacle unit includes a housing with an opening that receives the floor unit connector, and a gap within the housing that accommodates the connector's insertion. The gap is dimensioned to allow the floor unit connector to be inserted and aligned with a vehicle-side electrical connector housed within the receptacle, ensuring a reliable mating connection. The design ensures that the connectors engage correctly, preventing misalignment or incomplete connections that could disrupt power or data transfer. The receptacle unit may also include features to guide the floor unit connector into position, such as alignment guides or locking mechanisms, to enhance stability and durability of the connection. This system is particularly useful in applications where electrical connections between a vehicle and a modular floor unit must be robust and easily maintainable.
11. A hands-free method, carried out by a vehicle-side receptacle unit on an underside of an electrical vehicle (EV) positioned on a ground surface, for achieving an electrical connector mating between a vehicle-side electrical connector and a floor unit electrical connector of a floor-positioned recharging unit, wherein the vehicle-side receptacle unit comprises: a unit frame defining a longitudinal direction, a transverse direction, and a vertical direction, the unit frame including a ground-facing surface; a motor driven sliding cover supported by, and slidably disposed on, the unit frame plane-parallel with, and spaced vertically from, the ground-facing surface, the sliding cover including a transverse leading edge facing one longitudinal end of the unit frame; and a gap defined between two unit frame surfaces extending vertically away from the two respective portions of the ground-facing surface proximal the one longitudinal end, the gap containing an interface of the vehicle-side electrical connector, and wherein the method comprises: receiving a shuttle carrying the floor unit electrical connector on the ground-facing surface; and linearly actuating the sliding cover in the longitudinal direction toward the one longitudinal end to guide, using the leading edge, the shuttle carrying the floor unit electrical connector toward the gap to facilitate a mating of corresponding electrical contacts of the vehicle-side electrical connector and the floor unit electrical connector.
This invention relates to an automated system for electrically connecting an electric vehicle (EV) to a floor-mounted charging unit. The system addresses the challenge of aligning and mating electrical connectors between the vehicle and the charging unit without manual intervention, ensuring reliable and hands-free charging. The vehicle-side receptacle unit is mounted on the underside of the EV and includes a frame defining longitudinal, transverse, and vertical directions. The frame has a ground-facing surface that supports a motor-driven sliding cover. The cover is positioned parallel to and spaced above the ground-facing surface, allowing it to slide along the frame. The cover has a transverse leading edge that faces one end of the frame. Near this end, the frame has a gap between two vertically extending surfaces, which houses the interface of the vehicle-side electrical connector. The method involves receiving a shuttle carrying the floor unit’s electrical connector on the ground-facing surface. The sliding cover is then linearly actuated toward the gap, using its leading edge to guide the shuttle and the floor unit’s connector into alignment with the vehicle-side connector. This ensures precise mating of the electrical contacts, enabling automated charging without manual alignment. The system improves efficiency and reliability in EV charging by eliminating the need for manual connector handling.
12. The method of claim 11 wherein the unit frame further comprises an end-wall, and wherein the end-wall is configured to cooperate with the leading edge of the sliding cover to form a groove for guiding the shuttle along a path defined by the groove that leads to the gap.
This invention relates to a system for guiding a shuttle within a unit frame, addressing challenges in precise movement and alignment of components in mechanical or automated systems. The unit frame includes an end-wall that interacts with the leading edge of a sliding cover to create a groove. This groove serves as a guide, directing the shuttle along a predefined path that leads to a gap in the frame. The groove ensures accurate positioning and smooth movement of the shuttle, preventing misalignment or jamming during operation. The sliding cover, which may be part of a larger mechanism, moves relative to the frame, and its leading edge collaborates with the end-wall to maintain the integrity of the groove. This design is particularly useful in applications requiring controlled motion, such as automated assembly lines, robotic systems, or precision machinery, where consistent and reliable component movement is critical. The groove's configuration ensures that the shuttle follows an intended trajectory, enhancing efficiency and reducing wear on the system. The end-wall and sliding cover work together to maintain the groove's structural integrity, even under repeated use or varying operational conditions. This solution improves the reliability and performance of systems that rely on precise shuttle movement.
13. The method of claim 12 , wherein the gap is positioned at an end of the groove.
A method for optimizing fluid flow in a system involves positioning a gap at an end of a groove to control fluid movement. The groove is part of a surface designed to guide or direct fluid, such as in a microfluidic device, a channel, or a mechanical component where fluid dynamics are critical. The gap at the groove's end disrupts or modifies the fluid flow, preventing issues like backflow, turbulence, or uneven distribution. This positioning ensures precise fluid control, improving efficiency in applications like chemical processing, medical diagnostics, or industrial manufacturing. The groove itself may be formed in a solid material, such as metal, plastic, or silicon, and its dimensions are tailored to the specific fluid and operational requirements. The method may also include adjusting the gap size or shape to fine-tune fluid behavior, ensuring optimal performance under varying conditions. By strategically placing the gap at the groove's end, the system achieves better fluid management, reducing waste and enhancing accuracy in processes where fluid flow is a critical factor.
14. The method of claim 12 wherein the leading edge overlaps an upper edge of the end-wall when the sliding cover is in a closed position.
This invention relates to a sliding cover mechanism for a portable electronic device, specifically addressing the challenge of protecting the device's internal components while maintaining a sleek and functional design. The sliding cover is designed to move between open and closed positions, with the closed position providing protection for the device's display or input interface. The cover includes a leading edge that interacts with an end-wall of the device's housing. In the closed position, the leading edge of the sliding cover overlaps the upper edge of the end-wall, ensuring a secure and flush fit. This overlapping configuration enhances the cover's ability to shield the device from dust, moisture, and physical impact while maintaining a streamlined appearance. The sliding mechanism allows for smooth and reliable operation, ensuring the cover can be easily opened and closed without damaging the device. The overlapping design also helps prevent gaps that could compromise the device's protection. This invention is particularly useful for handheld devices where durability and ease of use are critical.
15. The method of claim 11 wherein the ground-facing surface is rectangular.
A method for constructing a ground-facing surface involves forming a rectangular shape to provide stability and structural integrity. The rectangular ground-facing surface is designed to interface with a larger system, such as a foundation, platform, or support structure, ensuring proper alignment and load distribution. The rectangular configuration enhances resistance to lateral forces and improves load-bearing capacity compared to non-rectangular shapes. This method may include additional steps such as reinforcing the edges, securing the surface to underlying materials, or integrating attachment points for further structural components. The rectangular design simplifies manufacturing and assembly processes while ensuring compatibility with standard construction techniques. The method may also involve adjusting the dimensions of the rectangular surface to meet specific load requirements or environmental conditions. The resulting structure provides a stable base for subsequent construction or operational use, reducing the risk of deformation or failure under applied loads.
16. The method of claim 11 wherein the ground-facing surface has a tapered profile that narrows to a width of the gap.
A system and method for managing fluid flow in a drainage or filtration application involves a structure with a ground-facing surface designed to control fluid movement. The ground-facing surface has a tapered profile that narrows to a specific width, matching the width of a gap in the structure. This tapered design ensures efficient fluid passage while preventing clogging or excessive material accumulation. The structure may include multiple layers or components, such as a base layer and a filter layer, where the filter layer has openings aligned with the gap to facilitate fluid flow. The tapered profile helps direct fluid toward the gap, improving drainage efficiency and reducing blockages. The system may be used in applications like stormwater management, industrial filtration, or agricultural drainage, where controlled fluid movement is essential. The design ensures optimal performance by maintaining a clear path for fluid while preventing debris buildup. The structure may also include reinforcement elements to enhance durability and structural integrity. The method involves constructing or configuring the structure with the tapered profile to achieve the desired fluid flow characteristics.
17. The method of claim 11 wherein the unit frame and the sliding cover are arranged to form a closed space when the sliding cover is in a closed position.
This invention relates to a system for securely storing and accessing items, particularly in a compact and portable device. The problem addressed is the need for a secure, space-efficient storage solution that protects contents from environmental factors and unauthorized access while allowing easy retrieval when needed. The system includes a unit frame and a sliding cover that interact to form a closed, sealed space when the cover is in the closed position. The unit frame provides structural support and houses the storage compartment, while the sliding cover moves along the frame to open or close the compartment. When closed, the cover aligns with the frame to create a sealed environment, preventing dust, moisture, or other contaminants from entering. The sliding mechanism ensures smooth operation and precise alignment, maintaining the integrity of the seal. This design is particularly useful for portable storage applications where compactness and security are critical, such as in medical devices, electronic storage, or industrial tools. The sealed arrangement protects sensitive items from external conditions while allowing quick access when required.
18. The method of claim 17 further comprising: an electronics compartment, and wherein the electronics compartment is positioned within the closed space formed by the unit frame and the sliding cover in the closed position.
This invention relates to a modular electronic device enclosure system designed to protect electronic components from environmental hazards while allowing easy access for maintenance or upgrades. The system includes a unit frame that forms a base structure and a sliding cover that moves relative to the frame to open or close the enclosure. When the sliding cover is in the closed position, it forms a sealed or partially sealed space with the unit frame, protecting the enclosed electronics from dust, moisture, or other contaminants. The sliding cover may include a locking mechanism to secure it in the closed position, ensuring the integrity of the sealed space. The enclosure system is particularly useful for outdoor or industrial applications where electronic components must be shielded from harsh conditions. Additionally, the system includes an electronics compartment positioned within the closed space formed by the unit frame and the sliding cover. This compartment provides organized storage and protection for electronic components, ensuring they remain secure and functional while being easily accessible when the cover is opened. The sliding cover may also include ventilation features to allow heat dissipation while maintaining protection against environmental elements. The overall design prioritizes durability, ease of access, and environmental resistance, making it suitable for a wide range of electronic applications.
19. The method of claim 11 wherein the leading edge is disposed a distance from the ground-facing surface that exceeds a height of the shuttle.
This invention relates to a system for transporting objects, particularly a shuttle mechanism designed to move items along a track or guide. The primary problem addressed is improving the stability and efficiency of shuttle movement, especially in applications where the shuttle must navigate uneven or inclined surfaces while maintaining a consistent orientation relative to the ground. The shuttle includes a leading edge that interacts with the ground-facing surface of the track. The leading edge is positioned at a height that exceeds the overall height of the shuttle itself. This design ensures that the shuttle remains properly aligned and stable during movement, preventing tilting or derailment. The elevated leading edge allows the shuttle to clear obstacles or irregularities in the track while maintaining a secure connection to the guide. The system may also include additional features such as rollers, guides, or sensors to further enhance stability and precision in object transport. The invention is particularly useful in automated material handling, conveyor systems, or robotic applications where reliable movement is critical.
20. The method of claim 11 wherein the gap has a width sufficient to accommodate insertion of the floor unit electrical connector to achieve a mating relationship with the vehicle-side electrical connector.
This invention relates to electrical connection systems for modular floor units in vehicles, addressing the challenge of securely and efficiently connecting power and data between removable floor units and the vehicle's electrical system. The system includes a floor unit with an electrical connector and a vehicle-side electrical connector designed to mate with the floor unit's connector. A gap is provided between the floor unit and the vehicle floor to allow insertion of the floor unit's electrical connector into the vehicle-side connector. The gap width is specifically sized to ensure proper alignment and mating of the connectors, preventing misalignment or damage during insertion. The floor unit may be slid or lowered into position, with the gap facilitating precise connector engagement. The system may also include alignment features to guide the floor unit into the correct position for seamless electrical connection. This design ensures reliable power and data transfer while maintaining structural integrity and ease of installation.
Cooperative Patent Classification codes for this invention. Click any code to explore related patents in that topic.
November 6, 2018
December 31, 2019
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